阅读说明：本技术 起重机上部结构驱动装置 (Crane superstructure driving device ) 是由 段双录 苏波 李启同 于 2020-05-29 设计创作，主要内容包括：本发明公开了起重机上部结构驱动装置,本发明设有主电机以及副电机,当主电机损坏时,副电机能够及时对动力进行补充,设有的起吊驱动装置使本发明的主电机以及副电机能快速脱离和加入到驱动装置上,本发明能够在功率不够的情况下通过将副电机并入驱动装置上,而提高本发明的功率,第二吊索辊驱动装置、第三吊索辊驱动装置以及第一吊索辊驱动装置使得本发明能够通过一个电机完成三个不同吊索装置的独立正反转以及停止操作,无需添加多余电机,大大降低了能源消耗,同时减少电机数,大大降低了生产成本,本发明具有多起吊装置、单电机、低消耗、高功率以及主电机损坏副电机能够迅速并入驱动装置内进行动力输出等有益效果。(The invention discloses a driving device for an upper structure of a crane, which is provided with a main motor and an auxiliary motor, when the main motor is damaged, the auxiliary motor can supplement power in time, the arranged hoisting driving device enables the main motor and the auxiliary motor to be quickly separated from and added to the driving device, the auxiliary motor can be merged into the driving device under the condition of insufficient power, the power of the invention is improved, the second sling roller driving device, the third sling roller driving device and the first sling roller driving device can finish independent positive and negative rotation and stop operation of three different sling devices by one motor without adding redundant motors, thereby greatly reducing the energy consumption, the invention has the advantages of multiple hoisting devices, single motor, low consumption, high power, capability of quickly merging the damaged main motor into the driving device for power output and the like.)

1. The crane superstructure driving device comprises a crane track (1), a first mobile motor (2), a hoisting driving device (3), a second mobile motor (4), a hoisting device moving frame (5), a first transmission frame (6), a driving device (7), a first sling roller driving device (8), a first auxiliary sling roller device (9), a second transmission frame (10), a main sling roller device (11), a transmission frame connecting device (12), a second auxiliary sling roller device (13), a track moving wheel (14), a second sling roller driving device (15) and a third sling roller driving device (16), and is characterized in that the track moving wheels (14) are provided with four track moving wheels (14), the four track moving wheels (14) are respectively rotationally fixed on the left and right side walls of the front and rear ends of the hoisting device moving frame (5) and are symmetrically arranged in pairs, the crane track (1) is positioned on the left and right side walls of the hoisting device moving frame (5), the track moving wheel (14) is arranged in a crane track (1), the first moving motor (2) and the second moving motor (4) are respectively embedded in the left side wall and the right side wall of one end of the lifting device moving frame (5), the first moving motor (2) and the second moving motor (4) are respectively in rotating connection with the track moving wheel (14) on the left side wall and the right side wall of the lifting device moving frame (5), the second auxiliary sling roller device (13), the first transmission frame (6), the main sling roller device (11), the second transmission frame (10) and the first auxiliary sling roller device (9) are all fixed on the upper end face of the lifting device moving frame (5), the lifting driving device (3) is fixed on the lower end face of the lifting device moving frame (5), the lifting driving device (3) is fixedly connected with one end of the driving device (7), the other end of the driving device (7) is fixedly connected with the first transmission frame (6), the first transmission frame (6) is in transmission connection with a second auxiliary sling roller device (13) through a second sling roller driving device (15), the second sling roller driving device (15) is fixed on the upper end surface of the lifting device moving frame (5), the second transmission frame (10) is in transmission connection with the first transmission frame (6) through a transmission frame connecting device (12), the transmission frame connecting device (12) is fixed on the upper end surface of the movable frame (5) of the lifting device, the second transmission frame (10) is in transmission connection with the first auxiliary sling roller device (9) through a first sling roller driving device (8), the first transmission frame (6) is in transmission connection with the main sling roller device (11) through a third sling roller driving device (16), the first sling roller driving device (8) and the third sling roller driving device (16) are fixed on the upper end surface of the lifting device moving frame (5);

the first sling roller driving device (8), the second sling roller driving device (15) and the third sling roller driving device (16) are completely identical in structure, and the lifting device moving frame (5) is in a flat rectangular plate shape.

2. A crane superstructure driving arrangement according to claim 1, characterized in that said first movement motor (2) and second movement motor (4) are servo motors.

3. The crane superstructure driving device according to claim 1, wherein said hoisting driving device (3) comprises a main motor fixing frame (31), a main motor driving gear (32), a main lifting gear base (33), a secondary driven gear (34), a hoisting driving device bearing frame (35), a hoisting driving device shaft (36), a secondary motor (37), a secondary motor fixing frame (38), a secondary motor driving gear (39), a secondary lifting gear base (310), a primary driven gear (311), a transition gear (312) and a main motor (313), said main motor (313) is fixed on the lower end face of the hoisting device moving frame (5) through the main motor fixing frame (31), said main motor driving gear (32) is fixed on the output shaft of the main motor (313), said transition gears (312) are provided in two, two of said transition gears (312) are respectively fixed on the main lifting gear base (33) and the secondary lifting gear base (310), the lifting device is characterized in that the main lifting gear seat (33) and the auxiliary lifting gear seat (310) are fixed on the lower end face of the lifting device moving frame (5), the number of the lifting driving device bearing frames (35) is two, the two lifting driving device bearing frames (35) are respectively fixed on a lifting driving device shaft (36), the lifting driving device shaft (36) is rotationally fixed on the lower end face of the lifting device moving frame (5) through the lifting driving device bearing frames (35), the main driven gear (311) and the auxiliary driven gear (34) are symmetrically fixed on the lifting driving device shaft (36), the lifting driving device shaft (36) is fixedly connected with the driving device (7), the auxiliary motor (37) is fixed on the lower end face of the lifting device moving frame (5) through the auxiliary motor fixing frame (38), and the auxiliary motor driving gear (39) is fixedly connected with an output shaft of the auxiliary motor (37), the main motor driving gear (32) is meshed with a transition gear (312) arranged on a main lifting gear seat (33), the transition gear (312) on the main lifting gear seat (33) is meshed with a main driven gear (311), the auxiliary motor driving gear (39) is meshed with the transition gear (312) arranged on an auxiliary lifting gear seat (310), and the transition gear (312) on the auxiliary motor driving gear (39) is meshed with an auxiliary driven gear (34);

the main motor (313) and the auxiliary motor (37) are servo motors.

4. The crane superstructure driving device according to claim 1, wherein the first transmission rack (6) comprises a first driving gear (61), a first transmission shaft (62), a second driving gear (63), a first transmission rack fixing seat (64) and a transmission gear (65), the number of the first transmission rack fixing seats (64) is two, the two first transmission rack fixing seats (64) are respectively and rotationally fixed on the front end and the rear end of the first transmission shaft (62), the first transmission shaft (62) is rotationally fixed on the upper end surface of the lifting device moving rack (5) through the first transmission rack fixing seats (64), the first driving gear (61) and the second driving gear (63) are sleeved on the first transmission shaft (62), and the first driving gear (61) and the second driving gear (63) are respectively positioned on the front end and the rear end of the first transmission shaft (62), the transmission gear (65) is fixed on a first transmission shaft (62), and the first transmission shaft (62) is fixedly connected with the driving device (7).

5. A crane superstructure drive according to claim 1, wherein said drive means (7) comprises a first chain drive gear (71), a drive chain (72) and a second chain drive gear (73), said first chain drive gear (71) being journalled on the first drive shaft (62), said second chain drive gear (73) being journalled on the crane drive shaft (36), said first chain drive gear (71) being drivingly connected to the second chain drive gear (73) via the drive chain (72).

6. The crane superstructure drive according to claim 1, characterized in that said first sling roller drive (8) comprises a first sling gear (81), a drive shaft (82), a drive bearing seat (83), a first bearing (84), a first sling drive gear (85), a two-way click wheel (86), a telescopic cylinder (87), a second sling drive gear (88), a second bearing (89), a drive wheel (810), a drive transition gear (811), a second sling gear (812), a toggle plate connection plate (813), a spindle collar (814) and a connecting spindle (815), said connecting spindle (815) being fixedly connected to a first secondary sling roller arrangement (9), said first sling gear (81), spindle collar (814) and second sling gear (812) being fixed to the connecting spindle (815), the driving device driving shaft (82) is rotationally fixed on the upper end face of the lifting device moving frame (5) through a driving bearing seat (83), the first bearing (84), the second bearing (89) and the driving device driving wheel (810) are all fixed on the driving device driving shaft (82), the two-way clamping wheel (86) is sleeved on the driving device driving shaft (82), the two-way clamping wheel (86) is fixedly connected with the driving device driving shaft (82) in a sliding manner, the driving transition gear (811) is rotationally fixed on the upper end face of the lifting device moving frame (5), the first sling driving gear (85) is fixed on the first bearing (84), the first sling driving gear (85) is rotationally connected with the first bearing (84), the second sling driving gear (88) is fixed on the second bearing (89), and the second sling driving gear (88) is rotationally connected with the second bearing (89), one end of a toggle plate connecting plate (813) is sleeved on the rotating shaft sleeve (814), the toggle plate connecting plate (813) is matched with the rotating shaft sleeve (814), the toggle plate connecting plate (813) is assembled with the rotating shaft sleeve (814) in a sliding mode, the other end of the toggle plate connecting plate (813) is fixed on a bidirectional clamp wheel (86) in a rotating mode, the side wall of the lower end of the toggle plate connecting plate (813) is fixedly connected with one end of a telescopic cylinder (87), the other end of the telescopic cylinder (87) is fixedly connected with a driving bearing seat (83), one end face of the bidirectional clamp wheel (86) is fixedly matched with the side wall of a first sling driving gear (85), the other end face of the bidirectional clamp wheel (86) is fixedly matched with the side wall of a second sling driving gear (88), the first sling driving gear (85) is meshed with a first sling gear (81), and the second sling driving gear (88) is meshed with a driving transition gear (811, the over-drive gear (811) meshes with a second sling gear (812).

7. The crane superstructure driving device according to claim 1, wherein said first set of sling roller means (9) comprises a first set of sling roller means (9) comprising a sling roller shaft support frame (91), a sling roller shaft (92) and a sling roller (93), said sling roller shaft support frame (91) being fixed to the upper end face of the crane moving frame (5), said sling roller shaft (92) being rotatably fixed to the sling roller shaft support frame (91), said sling roller (93) being fixed to the sling roller shaft (92), and a sling being wound around the sling roller (93), said sling roller shaft (92) being fixedly connected to the connecting shaft (815).

8. A crane superstructure drive according to claim 1, characterized in that the main sling roller means (11) and the second secondary sling roller means (13) are structurally identical to the first secondary sling roller means (9).

9. The crane superstructure driving device according to claim 1, wherein the second transmission frame (10) comprises a second transmission gear (101), a second transmission shaft (102), a third driving gear (103) and a second transmission shaft fixing frame (104), the second transmission shaft fixing frame (104) is fixed on the upper end surface of the lifting device moving frame (5), the second transmission shaft (102) is rotationally fixed on the second transmission shaft fixing frame (104), and the second transmission gear (101) and the third driving gear (103) are sleeved on the second transmission shaft (102);

the third drive gear (103) meshes with a drive wheel (810).

10. The crane superstructure driving device according to claim 1, characterized in that said transmission frame connecting means (12) comprises a transmission frame connecting means bearing frame (121), a transmission frame connecting means main shaft (122), a transmission frame connecting means first chain gear (123), a transmission frame connecting means chain (124), a transmission frame connecting means driving gear (125), a transmission frame connecting means second chain gear (126), a transmission frame connecting means driven gear (127) and a transmission frame connecting means countershaft (128), said transmission frame connecting means main shaft (122) and transmission frame connecting means countershaft (128) being rotatably fixed to the upper end face of the lifting means moving frame (5) by means of the transmission frame connecting means bearing frame (121), and the transmission frame connecting means main shaft (122) and the transmission frame connecting means countershaft (128) being symmetrically arranged, be fixed with first chain gear (123) of transmission frame connecting device and transmission frame connecting device drive gear (125) on transmission frame connecting device main shaft (122), be fixed with transmission frame connecting device second chain gear (126) and transmission frame connecting device driven gear (127) on transmission frame connecting device countershaft (128), the transmission of first chain gear (123) of transmission frame connecting device and transmission frame connecting device second chain gear (126) is connected through transmission frame connecting device chain (124), transmission frame connecting device drive gear (125) and drive gear (65) mesh mutually, transmission frame connecting device driven gear (127) mesh mutually with second drive gear (101).

Technical Field

The invention belongs to the technical field of cranes; in particular to a driving device for an upper structure of a crane.

Background

The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, the crane is characterized by intermittent motion, namely corresponding mechanisms for taking materials, transporting, unloading and the like in a working cycle work alternately, the crane is developed and used more and more widely in the market, and is more and more important as the core of the crane, namely the development of a crane superstructure driving device, the traditional crane superstructure driving device adopts a motor corresponding to a sling roller, so that the manufacturing cost of the existing multi-sling crane is higher and higher, the size is larger and larger, the traditional multi-sling crane has no standby motor or the standby motor is mostly separated from a main motor, when the main motor is damaged, the crane needs to be stopped immediately, then a sling is unwound and wound on the standby motor, and further the engineering is stopped, the technical scheme is that the driving device of the upper structure of the crane is provided with a single motor and a plurality of hoisting devices, has low consumption and high power, and can quickly integrate a main motor into the driving device for power output.

Disclosure of Invention

The invention aims to provide a crane superstructure driving device, which comprises a crane rail, a first moving motor, a hoisting driving device, a second moving motor, a hoisting device moving frame, a first transmission frame, a driving device, a first sling roller driving device, a first auxiliary sling roller device, a second transmission frame, a main sling roller device, a transmission frame connecting device, a second auxiliary sling roller device, rail moving wheels, a second sling roller driving device and a third sling roller driving device, and is characterized in that the four rail moving wheels are respectively rotationally fixed on the left side wall and the right side wall of the front end and the rear end of the hoisting device moving frame and are symmetrically arranged in pairs, the crane rail is positioned on the left side wall and the right side wall of the hoisting device moving frame, the rail moving wheels are arranged in the crane rail, the first moving motor and the second moving motor are respectively embedded on the left side wall and the right side wall of one end of the hoisting device moving frame, and the first mobile motor and the second mobile motor are respectively connected with the track moving wheels on the left side wall and the right side wall of the lifting device moving frame in a rotating way, the second auxiliary sling roller device, the first transmission frame, the main sling roller device, the second transmission frame and the first auxiliary sling roller device are all fixed on the upper end surface of the lifting device moving frame, the lifting driving device is fixed on the lower end surface of the lifting device moving frame, the lifting driving device is fixedly connected with one end of the driving device, the other end of the driving device is fixedly connected with the first transmission frame, the first transmission frame is in transmission connection with the second auxiliary sling roller device through the second sling roller driving device, the second sling roller driving device is fixed on the upper end surface of the lifting device moving frame, the second transmission frame is in transmission connection with the first transmission frame through the transmission frame connecting device, and the transmission frame connecting device is fixed on the upper end surface of the lifting device moving frame, the second transmission frame is in transmission connection with the first auxiliary sling roller device through a first sling roller driving device, the first transmission frame is in transmission connection with the main sling roller device through a third sling roller driving device, and the first sling roller driving device and the third sling roller driving device are both fixed on the upper end face of the lifting device moving frame;

the first sling roller driving device, the second sling roller driving device and the third sling roller driving device are completely identical in structure, and the lifting device moving frame is in a flat rectangular plate shape.

Further, the first moving motor and the second moving motor are servo motors.

Further, the lifting driving device comprises a main motor fixing frame, a main motor driving gear, a main lifting gear seat, an auxiliary driven gear, a lifting driving device bearing frame, a lifting driving device shaft, an auxiliary motor fixing frame, an auxiliary motor driving gear, an auxiliary lifting gear seat, a main driven gear, an auxiliary driven gear, an excess gear and a main motor, wherein the main motor is fixed on the lower end face of the lifting device moving frame through the main motor fixing frame, the main motor driving gear is fixed on the main motor output shaft, the excess gears are respectively provided with two excess gears which are respectively rotationally fixed on the main lifting gear seat and the auxiliary lifting gear seat, the main lifting gear seat and the auxiliary lifting gear seat are both fixed on the lower end face of the lifting device moving frame, the lifting driving device bearing frame is provided with two, and the two lifting driving device bearing frames are respectively fixed on the lifting driving device shaft, the lifting driving device shaft is rotationally fixed on the lower end face of the lifting device moving frame through a lifting driving device bearing frame, the main driven gear and the auxiliary driven gear are symmetrically fixed on the lifting driving device shaft, the lifting driving device shaft is fixedly connected with the driving device, the auxiliary motor is fixed on the lower end face of the lifting device moving frame through an auxiliary motor fixing frame, the auxiliary motor driving gear is fixedly connected with an auxiliary motor output shaft, the main motor driving gear is meshed with a transition gear installed on a main lifting gear seat, the transition gear on the main lifting gear seat is meshed with the main driven gear, the auxiliary motor driving gear is meshed with a transition gear installed on an auxiliary lifting gear seat, and the transition gear on the auxiliary motor driving gear is meshed with the auxiliary driven gear;

the main motor and the auxiliary motor are servo motors.

Further, first drive frame includes first drive gear, first transmission shaft, second drive gear, first drive frame fixing base and drive gear, first drive frame fixing base is equipped with two altogether on first drive frame fixing base rotates respectively and is fixed in first transmission shaft front and back end, first transmission shaft rotates through first drive frame fixing base and is fixed in hoisting accessory removal frame up end on, first drive gear and second drive gear cover are on first transmission shaft, and first drive gear and second drive gear are located first transmission shaft front and back end respectively, drive gear is fixed in on the first transmission shaft, first transmission shaft and drive arrangement fixed connection.

Furthermore, the driving device comprises a first driving chain gear, a driving chain and a second driving chain gear, the first driving chain gear is sleeved on the first transmission shaft, the second driving chain gear is sleeved on the hoisting driving device shaft, and the first driving chain gear is in transmission connection with the second driving chain gear through the driving chain.

Further, the first sling roller driving device comprises a first sling gear, a driving device driving shaft, a driving bearing seat, a first bearing, a first sling driving gear, a two-way clamping wheel, a telescopic cylinder, a second sling driving gear, a second bearing, a driving device driving wheel, a driving transition gear, a second sling gear, a stirring plate connecting plate, a rotating shaft clamping sleeve and a connecting rotating shaft, wherein the connecting rotating shaft is fixedly connected with a first auxiliary sling roller device, the first sling gear, the rotating shaft clamping sleeve and the second sling gear are all fixed on the connecting rotating shaft, the driving device driving shaft is rotationally fixed on the upper end surface of the lifting device moving frame through the driving bearing seat, the first bearing, the second bearing and the driving device driving wheel are all fixed on the driving device driving shaft, the two-way clamping wheel is sleeved on the driving device driving shaft, and the two-way clamping wheel is fixedly connected with the driving device driving shaft in a sliding, the driving transition gear is rotationally fixed on the upper end face of the lifting device moving frame, the first sling drive gear is fixed on a first bearing, the first sling drive gear is rotationally connected with the first bearing, the second sling drive gear is fixed on a second bearing, the second sling drive gear is rotationally connected with the second bearing, one end of the toggle plate connecting plate is sleeved on the rotating shaft clamping sleeve, the toggle plate connecting plate is matched with the rotating shaft clamping sleeve, the toggle plate connecting plate is slidably assembled with the rotating shaft clamping sleeve, the other end of the toggle plate connecting plate is rotationally fixed on the bidirectional clamping wheel, the lower end side wall of the toggle plate connecting plate is fixedly connected with one end of a telescopic cylinder, the other end of the telescopic cylinder is fixedly connected with the driving bearing seat, one end face of the bidirectional clamping wheel is fixedly matched with the side wall of the first sling drive gear, and the other end face of the bidirectional clamping wheel is fixedly matched, the first sling driving gear is meshed with the first sling gear, the second sling driving gear is meshed with the excessive driving gear, and the excessive driving gear is meshed with the second sling gear.

Further, first pair hoist cable roller device includes that first pair hoist cable roller device includes hoist cable roller support frame, hoist cable roller and hoist cable roller, hoist cable roller support frame is fixed in on the hoisting accessory removes a frame up end, the hoist cable roller rotates and is fixed in on the hoist cable roller support frame, the hoist cable roller is fixed in on the hoist cable roller, and twines on the hoist cable roller has the hoist cable, the hoist cable roller with be connected pivot fixed connection.

Furthermore, the structure of the main sling roller device and the structure of the second auxiliary sling roller device are completely the same as the structure of the first auxiliary sling roller device.

Furthermore, the second transmission frame comprises a second transmission gear, a second transmission shaft, a third driving gear and a second transmission shaft fixing frame, the second transmission shaft fixing frame is fixed on the upper end face of the lifting device moving frame, the second transmission shaft is rotationally fixed on the second transmission shaft fixing frame, and the second transmission gear and the third driving gear are both sleeved on the second transmission shaft;

the third driving gear is meshed with the driving wheel of the driving device.

Further, the transmission frame connecting device comprises a transmission frame connecting device bearing frame, a transmission frame connecting device main shaft, a transmission frame connecting device first chain gear, a transmission frame connecting device chain, a transmission frame connecting device driving gear, a transmission frame connecting device second chain gear, a transmission frame connecting device driven gear and a transmission frame connecting device auxiliary shaft, wherein the transmission frame connecting device main shaft and the transmission frame connecting device auxiliary shaft are rotationally fixed on the upper end surface of the lifting device moving frame through the transmission frame connecting device bearing frame, the transmission frame connecting device main shaft and the transmission frame connecting device auxiliary shaft are symmetrically arranged, the transmission frame connecting device main shaft is fixedly provided with the transmission frame connecting device first chain gear and the transmission frame connecting device driving gear, the transmission frame connecting device auxiliary shaft is fixedly provided with the transmission frame connecting device second chain gear and the transmission frame connecting device driven gear, the first chain gear of the transmission frame connecting device and the second chain gear of the transmission frame connecting device are connected through chain transmission of the transmission frame connecting device, the driving gear of the transmission frame connecting device is meshed with the transmission gear, and the driven gear of the transmission frame connecting device is meshed with the second transmission gear.

Further, the working steps of the crane superstructure driving device are as follows:

1) the invention is arranged at the top end of the crane and is connected with an external circuit;

2) when only the sling of the main sling roller device is required to be extended, the main motor is started, the auxiliary lifting gear seat is shortened, the main lifting gear seat is extended, the driving gear of the main motor is meshed with the transition gear, the transition gear is meshed with the main driven gear and the auxiliary driven gear, and then the lifting driving device shaft is driven to rotate, so that the second chain gear is driven to rotate;

3) the second chain gear is driven to rotate to drive the first chain gear, and the first chain gear is driven to drive the first transmission shaft, the first driving gear and the second driving gear to rotate;

4) a telescopic cylinder in the third sling roller driving device extends to enable a bidirectional clamping wheel on the third sling roller driving device to be matched with a first sling driving gear on the third sling roller driving device to drive the first sling driving gear on the third sling roller driving device to rotate, and the first sling driving gear on the third sling roller driving device rotates to drive a first sling gear on the third sling roller driving device to rotate so as to drive a main sling roller device to rotate, so that slings on the main sling roller device extend;

5) when only the sling of the main sling roller device needs to be shortened, the main motor is started, the auxiliary lifting gear seat is shortened, the main lifting gear seat is extended, the driving gear of the main motor is meshed with the transition gear, the transition gear is meshed with the main driven gear and the auxiliary driven gear, and then the lifting driving device shaft is driven to rotate, so that the second chain gear is driven to rotate;

6) the second chain gear is driven to rotate to drive the first chain gear, and the first chain gear is driven to drive the first transmission shaft, the first driving gear and the second driving gear to rotate;

7) a telescopic cylinder in the third sling roller driving device is shortened, so that a bidirectional clamping wheel on the third sling roller driving device is separated from a first sling driving gear on the third sling roller driving device, and the bidirectional clamping wheel on the third sling roller driving device is matched with a driving device driving wheel on the third sling roller driving device, so that a driving device driving wheel on the third sling roller driving device is driven to rotate;

8) the first transmission frame rotates, and the second transmission frame is driven to rotate through the transmission frame connecting device;

9) when the main sling roller device needs to be kept still, the telescopic cylinder stretches to enable the two-way clamping wheel on the third sling roller driving device to be separated from the first sling driving gear on the third sling roller driving device and the driving device driving wheel on the third sling roller driving device, and at the moment, the poking plate connecting plate on the third sling roller driving device is matched with a rotating shaft clamping sleeve on the third sling roller driving device to ensure that the connecting rotating shaft is fixed and further enable the main sling roller device to be kept still;

10) when the second auxiliary sling roller device is required to be started, the second sling roller driving device controls the second auxiliary sling roller device to operate according to the modes from the step 2) to the step 9);

11) when the first auxiliary sling roller device is required to be started, the first sling roller driving device controls the first auxiliary sling roller device to operate according to the modes from the step 2) to the step 9);

12) meanwhile, the first moving motor and the second moving motor control the movement of the crane track through positive and negative rotation;

13) when the main motor is damaged, the main lifting gear seat is shortened, the transition gear is separated from the driving gear of the main motor and the main driven gear, and the auxiliary lifting gear seat is extended, so that the transition gear on the auxiliary lifting gear seat is meshed with the auxiliary driven gear and the driving gear of the auxiliary motor, and the auxiliary motor drives the gear box.

The invention has the beneficial effects that: the invention is provided with the main motor and the auxiliary motor, when the main motor is damaged, the auxiliary motor can supplement power in time, the crane is prevented from stopping working, so that the project is stopped, the project progress is greatly influenced, and the project cost is greatly improved, the main motor and the auxiliary motor can be quickly separated from and added to the driving device by the arranged hoisting driving device, meanwhile, the invention can improve the power of the invention by integrating the auxiliary motor on the driving device under the condition of insufficient power, the invention is provided with the second sling roller driving device, the third sling roller driving device and the first sling roller driving device, so that the invention can finish independent positive and negative rotation and stop operation of three different sling devices by one motor, no redundant motor is required to be added, the energy consumption is greatly reduced, the number of the motors is reduced, and the production cost is greatly reduced, the invention has the advantages of multiple hoisting devices, single motor, low consumption, high power, capability of quickly merging the damaged main motor and the damaged auxiliary motor into the driving device for power output and the like.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the general structure of a drive device for the superstructure of the crane of the present invention;

FIG. 2 is a schematic structural diagram of a hoisting drive device of the crane superstructure drive device of the present invention;

FIG. 3 is a schematic view of the first driving frame of the driving device for the upper structure of the crane of the present invention;

FIG. 4 is a schematic structural view of a driving device of the crane superstructure driving device of the present invention;

FIG. 5 is a schematic view of the construction of the first sling roller drive of the crane superstructure drive of the present invention;

FIG. 6 is a schematic view of the construction of a first set of sling roller arrangements of the crane superstructure drive of the present invention;

FIG. 7 is a schematic structural diagram of a second transmission frame of the crane superstructure driving device of the present invention;

fig. 8 is a schematic structural diagram of a transmission frame connecting device of the crane superstructure driving device.

Detailed Description

Referring to fig. 1-8, a driving device for a crane superstructure includes a crane rail 1, a first moving motor 2, a hoisting driving device 3, a second moving motor 4, a hoisting device moving frame 5, a first transmission frame 6, a driving device 7, a first sling roller driving device 8, a first auxiliary sling roller device 9, a second transmission frame 10, a main sling roller device 11, a transmission frame connecting device 12, a second auxiliary sling roller device 13, rail moving wheels 14, a second sling roller driving device 15, and a third sling roller driving device 16, the number of the rail moving wheels 14 is four, the four rail moving wheels 14 are respectively rotatably fixed on the left and right side walls of the front and rear ends of the hoisting device moving frame 5 and are symmetrically arranged in pairs, the crane rail 1 is located on the left and right side walls of the hoisting device moving frame 5, the rail moving wheels 14 are located in the crane rail 1, the first moving motor 2 and the second moving motor 4 are respectively embedded in the left and right side walls of one end of the hoisting device moving frame 5, and the first mobile motor 2 and the second mobile motor 4 are respectively connected with the track moving wheels 14 on the left and right side walls of the lifting device moving frame 5 in a rotating way, the second auxiliary sling roller device 13, the first transmission frame 6, the main sling roller device 11, the second transmission frame 10 and the first auxiliary sling roller device 9 are all fixed on the upper end surface of the lifting device moving frame 5, the lifting driving device 3 is fixed on the lower end surface of the lifting device moving frame 5, the lifting driving device 3 is fixedly connected with one end of the driving device 7, the other end of the driving device 7 is fixedly connected with the first transmission frame 6, the first transmission frame 6 is connected with the second auxiliary sling roller device 13 in a transmission way through the second sling roller driving device 15, the second sling roller driving device 15 is fixed on the upper end surface of the lifting device moving frame 5, the second transmission frame 10 is connected with the first transmission frame 6 in a transmission way through the transmission frame connecting device 12, the transmission frame connecting device 12 is fixed on the upper end surface of the lifting, the second transmission frame 10 is in transmission connection with the first auxiliary sling roller device 9 through a first sling roller driving device 8, the first transmission frame 6 is in transmission connection with the main sling roller device 11 through a third sling roller driving device 16, and the first sling roller driving device 8 and the third sling roller driving device 16 are both fixed on the upper end face of the lifting device moving frame 5.

The first sling roller driving device 8, the second sling roller driving device 15 and the third sling roller driving device 16 have the same structure, and the hoisting device moving frame 5 has a flat rectangular plate shape.

The first moving motor 2 and the second moving motor 4 are servo motors.

As shown in fig. 2, the lifting drive device 3 includes a main motor fixing frame 31, a main motor driving gear 32, a main lifting gear seat 33, a secondary driven gear 34, a lifting drive device bearing frame 35, a lifting drive device shaft 36, a secondary motor 37, a secondary motor fixing frame 38, a secondary motor driving gear 39, a secondary lifting gear seat 310, a main driven gear 311, two transition gears 312 and a main motor 313, wherein the main motor 313 is fixed on the lower end face of the lifting drive device moving frame 5 through the main motor fixing frame 31, the main motor driving gear 32 is fixed on the output shaft of the main motor 313, the number of the transition gears 312 is two, the two transition gears 312 are respectively fixed on the main lifting gear seat 33 and the secondary lifting gear seat 310 in a rotating manner, the main lifting gear seat 33 and the secondary lifting gear seat 310 are both fixed on the lower end face of the lifting drive device moving frame 5, the number of the lifting drive device bearing, the two hoisting driving device bearing frames 35 are respectively fixed on a hoisting driving device shaft 36, the hoisting driving device shaft 36 is rotationally fixed on the lower end face of the hoisting device moving frame 5 through the hoisting driving device bearing frame 35, a main driven gear 311 and an auxiliary driven gear 34 are symmetrically fixed on the hoisting driving device shaft 36, the hoisting driving device shaft 36 is fixedly connected with the driving device 7, the auxiliary motor 37 is fixed on the lower end face of the hoisting device moving frame 5 through an auxiliary motor fixing frame 38, the auxiliary motor driving gear 39 is fixedly connected with an output shaft of the auxiliary motor 37, the main motor driving gear 32 is meshed with a transition gear 312 arranged on a main lifting gear seat 33, the transition gear 312 on the main lifting gear seat 33 is meshed with the main driven gear 311, the auxiliary motor driving gear 39 is meshed with a transition gear 312 arranged on the auxiliary lifting gear seat 310, and the transition gear 312 on the auxiliary motor driving gear 39 is meshed with the auxiliary driven gear 34.

The main motor 313 and the sub motor 37 are servo motors.

As shown in fig. 3, the first transmission frame 6 includes two first driving gears 61, two first transmission shafts 62, two second driving gears 63, two first transmission frame fixing seats 64 and two transmission gears 65, the two first transmission frame fixing seats 64 are respectively fixed on the front and rear ends of the first transmission shaft 62 in a rotating manner, the first transmission shaft 62 is fixed on the upper end surface of the lifting device moving frame 5 in a rotating manner through the first transmission frame fixing seats 64, the first driving gears 61 and the second driving gears 63 are sleeved on the first transmission shafts 62, the first driving gears 61 and the second driving gears 63 are respectively located on the front and rear ends of the first transmission shafts 62, the transmission gears 65 are fixed on the first transmission shafts 62, and the first transmission shafts 62 are fixedly connected with the driving device 7.

As shown in fig. 4, the driving device 7 includes a first chain gear 71, a driving chain 72 and a second chain gear 73, the first chain gear 71 is sleeved on the first transmission shaft 62, the second chain gear 73 is sleeved on the hoisting driving device shaft 36, and the first chain gear 71 is in transmission connection with the second chain gear 73 through the driving chain 72.

As shown in fig. 5, the first sling roller driving device 8 includes a first sling gear 81, a driving device driving shaft 82, a driving bearing seat 83, a first bearing 84, a first sling driving gear 85, a two-way catch wheel 86, a telescopic cylinder 87, a second sling driving gear 88, a second bearing 89, a driving device driving wheel 810, a driving transition gear 811, a second sling gear 812, a dial plate connecting plate 813, a spindle sleeve 814 and a connecting spindle 815, wherein the connecting spindle 815 is fixedly connected to the first auxiliary sling roller device 9, the first sling gear 81, the spindle sleeve 814 and the second sling gear 812 are all fixed to the connecting spindle 815, the driving device driving shaft 82 is rotatably fixed to the upper end surface of the lifting device moving frame 5 through the driving bearing seat 83, the first bearing 84, the second bearing 89 and the driving device driving wheel 810 are all fixed to the driving device driving shaft 82, the two-way catch wheel 86 is sleeved on the driving device driving shaft 82, the bidirectional clamping wheel 86 is fixedly connected with the driving device driving shaft 82 in a sliding manner, the driving transition gear 811 is rotationally fixed on the upper end face of the lifting device moving frame 5, the first sling driving gear 85 is fixed on the first bearing 84, the first sling driving gear 85 is rotationally connected with the first bearing 84, the second sling driving gear 88 is fixed on the second bearing 89, the second sling driving gear 88 is rotationally connected with the second bearing 89, one end of a poking plate connecting plate 813 is sleeved on the rotating shaft clamping sleeve 814, the poking plate connecting plate 813 is matched with the rotating shaft clamping sleeve 814, the poking plate connecting plate 813 is assembled with the rotating shaft clamping sleeve 814 in a sliding manner, the other end of the poking plate connecting plate 813 is rotationally fixed on the bidirectional clamping wheel 813 86, the lower end side wall of the poking plate connecting plate is fixedly connected with one end of the telescopic cylinder 87, the other end of the telescopic cylinder 87 is fixedly connected with the driving bearing, the other end face of the bidirectional clamping wheel 86 is fixedly matched with the side wall of a second sling driving gear 88, the first sling driving gear 85 is meshed with the first sling gear 81, the second sling driving gear 88 is meshed with a driving transition gear 811, and the driving transition gear 811 is meshed with a second sling gear 812.

As shown in fig. 6, the first auxiliary sling roller device 9 comprises a sling roller shaft supporting frame 91, a sling roller shaft 92 and a sling roller 93, wherein the sling roller shaft supporting frame 91 is fixed on the upper end surface of the lifting device moving frame 5, the sling roller shaft 92 is rotationally fixed on the sling roller shaft supporting frame 91, the sling roller 93 is fixed on the sling roller shaft 92, a sling is wound on the sling roller 93, and the sling roller shaft 92 is fixedly connected with the connecting rotating shaft 815.

The structure of the main sling roller device 11 and the second auxiliary sling roller device 13 is completely the same as that of the first auxiliary sling roller device 9.

As shown in fig. 7, the second transmission frame 10 includes a second transmission gear 101, a second transmission shaft 102, a third driving gear 103, and a second transmission shaft fixing frame 104, the second transmission shaft fixing frame 104 is fixed on the upper end surface of the lifting device moving frame 5, the second transmission shaft 102 is rotationally fixed on the second transmission shaft fixing frame 104, and the second transmission gear 101 and the third driving gear 103 are both sleeved on the second transmission shaft 102.

The third drive gear 103 meshes with the drive device drive wheel 810.

As shown in fig. 8, the transmission frame connecting device 12 includes a transmission frame connecting device bearing frame 121, a transmission frame connecting device main shaft 122, a transmission frame connecting device first chain gear 123, a transmission frame connecting device chain 124, a transmission frame connecting device driving gear 125, a transmission frame connecting device second chain gear 126, a transmission frame connecting device driven gear 127 and a transmission frame connecting device countershaft 128, wherein the transmission frame connecting device main shaft 122 and the transmission frame connecting device countershaft 128 are both rotationally fixed on the upper end surface of the lifting device moving frame 5 through the transmission frame connecting device bearing frame 121, the transmission frame connecting device main shaft 122 and the transmission frame connecting device countershaft 128 are symmetrically arranged, the transmission frame connecting device first chain gear 123 and the transmission frame connecting device driving gear 125 are fixed on the transmission frame connecting device main shaft 122, the transmission frame connecting device countershaft 128 is fixed with the transmission frame connecting device second chain gear 126 and the transmission frame connecting device driven gear 127, the first chain gear 123 of the transmission frame connecting device and the second chain gear 126 of the transmission frame connecting device are in transmission connection through the chain 124 of the transmission frame connecting device, the driving gear 125 of the transmission frame connecting device is meshed with the transmission gear 65, and the driven gear 127 of the transmission frame connecting device is meshed with the second transmission gear 101.

The working steps of the driving device of the upper structure of the crane are as follows:

1) the invention is arranged at the top end of the crane and is connected with an external circuit;

2) when the sling on the main sling roller device 11 is required to be extended, the main motor 313 is started, the auxiliary lifting gear seat 310 is shortened, the main lifting gear seat 33 is extended, the main motor driving gear 32 is meshed with the transition gear 312, the transition gear 312 is meshed with the main driven gear 311, and the lifting driving device shaft 36 is driven to rotate, so that the second chain gear 73 is driven to rotate;

3) the second chain gear 73 is driven to rotate to drive the first chain gear 71, and the first chain gear 71 is driven to drive the first transmission shaft 62, the first driving gear 61 and the second driving gear 63 to rotate;

4) the telescopic cylinder in the third sling roller driving device 16 extends to further enable the bidirectional clamping wheel 86 on the third sling roller driving device 16 to be matched with the first sling driving gear 85 on the third sling roller driving device 16 to further drive the first sling driving gear 85 on the third sling roller driving device 16 to rotate, the first sling driving gear 85 on the third sling roller driving device 16 rotates to drive the first sling gear 81 on the third sling roller driving device 16 to rotate, and further drives the main sling roller device 11 to rotate, so that the sling on the main sling roller device 11 extends;

5) when the sling of the main sling roller device 11 is required to be shortened, the main motor 313 is started, the auxiliary lifting gear seat 310 is shortened, the main lifting gear seat 33 is extended, the main motor driving gear 32 is meshed with the transition gear 312, the transition gear 312 is meshed with the main driven gear 311, and the lifting driving device shaft 36 is driven to rotate, so that the second chain gear 73 is driven to rotate;

6) the second chain gear 73 is driven to rotate to drive the first chain gear 71, and the first chain gear 71 is driven to drive the first transmission shaft 62, the first driving gear 61 and the second driving gear 63 to rotate;

7) the telescopic cylinder in the third sling roller driving device 16 is shortened, so that the two-way clamping wheel 86 on the third sling roller driving device 16 is separated from the first sling driving gear 85 on the third sling roller driving device 16, the two-way clamping wheel 86 on the third sling roller driving device 16 is matched with the driving device driving wheel 810 on the third sling roller driving device 16, so as to drive the driving device driving wheel 810 on the third sling roller driving device 16 to rotate, the driving device driving wheel 810 on the third sling roller driving device 16 rotates to drive the driving over gear 811 on the third sling roller driving device 16 to rotate, the driving over gear 811 on the third sling roller driving device 16 rotates to rotate the second sling gear 812, so as to enable the connecting rotating shaft 815 to reversely rotate, so as to drive the main sling roller device 11 to reversely rotate, so that the slings on the main sling roller means 11 are shortened;

8) the first transmission frame 6 rotates, and the second transmission frame 10 is driven to rotate through the transmission frame connecting device 12;

9) when the main sling roller device 11 needs to be kept still, the telescopic cylinder stretches to enable the two-way clamping wheel 86 on the third sling roller driving device 16 to be separated from the first sling driving gear 85 on the third sling roller driving device 16 and the driving device driving wheel 810 on the third sling roller driving device 16, and at the moment, the poking plate connecting plate 813 on the third sling roller driving device 16 is matched with the rotating shaft clamping sleeve 814 on the third sling roller driving device 16 to ensure that the connecting rotating shaft 815 is fixed, so that the main sling roller device 11 is kept still;

10) when the second auxiliary sling roller device 13 is required to be started, the second sling roller driving device 15 controls the second auxiliary sling roller device 13 to operate according to the modes from the step 2) to the step 9);

11) when the first auxiliary sling roller device 9 is required to be started, the first sling roller driving device 8 controls the first auxiliary sling roller device 9 to operate according to the modes from the step 2) to the step 9);

12) meanwhile, the first moving motor 2 and the second moving motor 4 are controlled to move on the crane track 1 in a positive and negative rotation mode;

13) when the main motor 313 is damaged, the main lifting gear seat 33 is shortened to separate the transition gear 312 from the main motor driving gear 32 and the main driven gear 311, and the sub lifting gear seat 310 is extended to mesh the transition gear 312 on the sub lifting gear seat 310 with the sub driven gear 34 and the sub motor driving gear 39, so that the sub motor 37 is used for driving the present invention.

The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.